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WF9
VIDEO BLOCK DIAGRAM ( 1 )
REC 0.52Vp-p
S-VHS Model
10mV/20µsec/DIV
0
IC1201 (Y/C SEP & MIX)
34
IIC_DATA
35
IIC_CLK
37
C MUTE
REC
COUT
41
PS
com/CNR
PB
REC
3L
COMB
YOUT
44
Y
COMB
PB
REC
PB
19
10
5
Q1205
Y
BUF
Q1204
C
C
BUF
IC7104
CN7301
C
2
C
75
2
6dB
LPF
TO
DRV
Y
Y
4
-6dB
+
6dB
DVD UNIT
Cb
Cb
6
4
6dB
CN502
NOT
Cr
75
5
LPF
Cr
8
USED
DRV
6
75
6dB
LPF
DRV
10
75
LPF
6dB
DRV
12
75
6dB
LPF
DRV
14
75
6dB
LPF
DRV
Y
J7005
COMPONENT
P
B
OUT
P
R
Y
S_OUT
J7002
C
LINE OUT
VIDEO_OUT
Y
S_IN
J7002
C
L-1 IN
VIDEO_IN
3
6
SW/JACK
1
CN7191
J7194
3
FRONT Y
Y
8
FRONT
4
FRONT C
C
10
S_ IN
2
J7191
2
FRONT V
5
FRONT
1
VIDEO_IN
IC501-3
WF10
IC501-5
WF11
IC501-12
WF12
REC 0.6Vp-p
REC 1.6Vp-p
REC/PB 1.45Vp-p
20mV/20µsec/DIV
50mV/20µsec/DIV
50mV/20µsec/DIV
5
2D DIGITAL
CN501
CN1201
I2C_DATA
12
12
I2C_CLK
11
11
KILLER_DET
10
10
Q1202
C
C_FROM_DIGI
BUF
9
9
Q1203
Y
Y_FROM_DIGI
BUF
7
7
V/Y_TO_DIGI
Y
5
5
C_TO_DIGI
3
3
Fsc
1
1
26
C
23
V
21
Y
20
CY
18
PB
16
PR
4
3
2
1
Y
13
Y
14
16
DVD(H)
15
1
4
8
2
5
6
IC7102
10
9
IC7101
Y
11
15
12
14
13
Y
12
4
11
1
5
4
3
C
NOT
2
USED
1
9
A
INPUT_SEL_A
10
B
INPUT_SEL_B
CN7103
Y
4
C
2
7
IC501-14
WF13
IC501-16
WF14
IC501-36
WF15
IC501-40
REC 0.39Vp-p
REC/PB 2.1Vp-p
REC 0.72Vp-p
50mV/20µsec/DIV
10mV/20µsec/DIV
20mV/20µsec/DIV
C
WF15
WF14
+
+
WF16
42
41
40
39
38
37
36
PB-Y
WF17
ATT
BG
CR ADJ
BF
BF
43
REC
44
Y
SSEP
PB SW11
45
SW5
SW7
GCL
CONV
CONV
CONV
CONV
DIG OSD
46
SW10
VHS[H]
DIG OSD
47
Y
PRE
LPF1
WF18
REC+
SW4
C
PB*0dB
WF19
PB*+1dB
49
C
+1dB
VCA
SW3
SW8
50
NOT
DIG
DIG
DIG
DIG
SP[H]
USED
D13
51
C
CH1-C
PB
SW2
REC
PB
REC
52
C
SW17 SW1
CH2-C
WF20
53
NOT
PB[H]
USED
POSLPF2
POSLPF1
54
C
PRE
LPF2
ATT
ATT
+6
55
NOT
PAL[H]
USED
SW19
CL2
CL2
56
C
D1*D14*D15
COMP
YC MUTE
IC501
1
5
6
3
4
7
NOT
USED
Y
WF10
C
Q7105
WF9
BUF
C
BUF
Q7106
2-51
2-52
WF16
IC501-42
WF17
IC501-43
WF18
IC501-47
PB 1.75Vp-p
REC 0.5Vp-p
REC 1.7Vp-p
50mV/20µsec/DIV
10mV/20µsec/DIV
PB 1.6Vp-p
50mV/20µsec/DIV
Y
Y
+
35
33
32
31
30
29
IN
DC
28
REGEN
ATT
EQ
REC
SP
27
+
EQ
LIM2
PB
+
EP
PB
REC
PB
26
REC
NVHS
+
PB
REC
NC
25
LIM1
+
SVHS
SUB-EMPH
24
OUT
SW18
PB+
EXT IN
VIDEO
REC
*
REC
*
ACC:ON
ACC:OFF
D15
SW9
EXT IN
VIDEO
SW6
D9
22
NC
CK
REC
PB
21
SW12
20
FILTER
FILTER
DIG
FIL
FIL
DIG
FIL
FIL
OSD
OSD
OSD
OSD
DIG OSD
SW13
SW15
C MUTE
TRAP
OSD
OSD
OSD
OSD
SW14
SW16
+
18
ATT
YFBC
VFBC
17
YMUTE
CMUTE
VMUTE
V-OUT
16
WF13
CHARA_DATA
C
15
CLK
DATA
Y-OUT
C-OUT
8
9
10
12
13
14
+
WF12
WF11
NOT
USED
IC2
6
2
4
Y
1
DVD(H)
MAIN ( S-SUB, TERMIANL, VIDEO/N.AUDIO )
0
3
WF19
IC501-49
WF20
IC501-52
PB 1.6Vp-p
REC/PB 0.6Vp-p
20mV/20µsec/DIV
50mV/20µsec/DIV
KILLER_DET
a
VHS(H)
b
SYNC_OUT
c
Y TO SUB
Y
d
TO_SUB_EMPH
e
PB COLOR
C
f
Fsc
g
REC COLOR
C
h
Y
V FROM AV
i
Y
Y TO AV
j
SELD_YV2/F_V
k
Y
SELD_YV/L_1_V
l
FROM_SUB_EMPH
m
TO
TUNER
RF_VIDEO
TO
SYSCON
CHARA DATA
V_FROM_OSD
V TO OSD
P.MUTE(L)
I2C CLK A/V
I2C DATA A/V
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